DE60027395D1 - Befehlsschleifenspuffer - Google Patents

Befehlsschleifenspuffer

Info

Publication number
DE60027395D1
DE60027395D1 DE60027395T DE60027395T DE60027395D1 DE 60027395 D1 DE60027395 D1 DE 60027395D1 DE 60027395 T DE60027395 T DE 60027395T DE 60027395 T DE60027395 T DE 60027395T DE 60027395 D1 DE60027395 D1 DE 60027395D1
Authority
DE
Germany
Prior art keywords
befehlsschleifenspuffer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60027395T
Other languages
English (en)
Other versions
DE60027395T2 (de
Inventor
Timothy D Anderson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Texas Instruments Inc
Original Assignee
Texas Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Texas Instruments Inc filed Critical Texas Instruments Inc
Application granted granted Critical
Publication of DE60027395D1 publication Critical patent/DE60027395D1/de
Publication of DE60027395T2 publication Critical patent/DE60027395T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/38—Concurrent instruction execution, e.g. pipeline, look ahead
    • G06F9/3802—Instruction prefetching
    • G06F9/3808—Instruction prefetching for instruction reuse, e.g. trace cache, branch target cache
    • G06F9/381—Loop buffering
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F9/00—Arrangements for program control, e.g. control units
    • G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
    • G06F9/30—Arrangements for executing machine instructions, e.g. instruction decode
    • G06F9/30003—Arrangements for executing specific machine instructions
    • G06F9/3005—Arrangements for executing specific machine instructions to perform operations for flow control
    • G06F9/30065—Loop control instructions; iterative instructions, e.g. LOOP, REPEAT

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Advance Control (AREA)
  • Executing Machine-Instructions (AREA)
  • Microcomputers (AREA)
DE60027395T 1999-11-30 2000-11-29 Befehlsschleifenspuffer Expired - Lifetime DE60027395T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16826099P 1999-11-30 1999-11-30
US168260P 1999-11-30

Publications (2)

Publication Number Publication Date
DE60027395D1 true DE60027395D1 (de) 2006-05-24
DE60027395T2 DE60027395T2 (de) 2007-02-01

Family

ID=22610771

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60027395T Expired - Lifetime DE60027395T2 (de) 1999-11-30 2000-11-29 Befehlsschleifenspuffer

Country Status (3)

Country Link
EP (1) EP1107110B1 (de)
JP (1) JP2001195302A (de)
DE (1) DE60027395T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7360023B2 (en) 2003-09-30 2008-04-15 Starcore, Llc Method and system for reducing power consumption in a cache memory
US9772851B2 (en) * 2007-10-25 2017-09-26 International Business Machines Corporation Retrieving instructions of a single branch, backwards short loop from a local loop buffer or virtual loop buffer
US9753733B2 (en) * 2012-06-15 2017-09-05 Apple Inc. Methods, apparatus, and processors for packing multiple iterations of loop in a loop buffer
US9557999B2 (en) 2012-06-15 2017-01-31 Apple Inc. Loop buffer learning
US9183155B2 (en) * 2013-09-26 2015-11-10 Andes Technology Corporation Microprocessor and method for using an instruction loop cache thereof
US9471322B2 (en) 2014-02-12 2016-10-18 Apple Inc. Early loop buffer mode entry upon number of mispredictions of exit condition exceeding threshold
CN108845832B (zh) * 2018-05-29 2023-05-30 西安微电子技术研究所 一种提高处理器主频的流水线细分装置
CN112230992B (zh) * 2019-07-15 2023-05-23 杭州中天微系统有限公司 一种包含分支预测循环的指令处理装置、处理器及其处理方法
CN117524287B (zh) * 2024-01-04 2024-03-22 合肥奎芯集成电路设计有限公司 内存芯片自测试电路和内存芯片自测试方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5951679A (en) * 1996-10-31 1999-09-14 Texas Instruments Incorporated Microprocessor circuits, systems, and methods for issuing successive iterations of a short backward branch loop in a single cycle
US5893142A (en) * 1996-11-14 1999-04-06 Motorola Inc. Data processing system having a cache and method therefor
US5920890A (en) * 1996-11-14 1999-07-06 Motorola, Inc. Distributed tag cache memory system and method for storing data in the same

Also Published As

Publication number Publication date
DE60027395T2 (de) 2007-02-01
EP1107110A2 (de) 2001-06-13
EP1107110A3 (de) 2003-05-07
JP2001195302A (ja) 2001-07-19
EP1107110B1 (de) 2006-04-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition